Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5662980 | Carpets made from poly(trimethylene terephthalate) bulked continuous filaments | Wae-Hai Tung, Frank Werny | 1997-09-02 |
| 5645782 | Process for making poly(trimethylene terephthalate) bulked continuous filaments | Wae-Hai Tung, Frank Werny | 1997-07-08 |
| 5607765 | Sulfonate-containing polyesters dyeable with basic dyes | Steven M. Hansen, Cecil E. Reese | 1997-03-04 |